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Fluid-O-Tech PA1001 Brass Clamp-Mount Pump with Bypass - 1/2in. Ports, 327 GPH

Mfr. Model #:
KR Part #:
4.11 lbs
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Medium-duty rotary vane pump with the highest volume capacity in a pump of comparable sizing, moving up to 327 GPH. Clamp mount, relief valve bypass. Stainless steel rotor and carbon graphite internals provide reliability and durability.

Technical Specifications

Inlet Port: 1/2 inch
RPM: 1725
Max Temperature: 158 degrees F
Max PSI: 290
RPM: 5.45

Product Description

Heavy-Duty Brass Water Pump with Bypass

Providing up to 327 GPH flow at the highest RPM, the Fluid-O-Tech PA1001 rotary vane pump provides great water flow at up to 290 PSI. Featuring a brass pump housing, stainless steel AISI 303 rotor, and carbon graphite pumping chamber and vanes, it attaches through a clamp mount. 1/2" NPT female inlet and outlet ports are standard. The PA1001 features an integral bypass valve for optimal pressure control. NSF compliant, safe for potable water.


  • Pump housing material: Brass
  • Shaft construction: Stainless steel
  • Internal materials: Carbon graphite
  • Pump mount: Clamp
  • Maximum flow rate: 327 GPH
  • Inlet/Discharge ports: 1/2" NPT-F
  • Maximum static pressure: 290 PSI
  • Maximum temperature: 158° Fahrenheit
  • Maximum torque: 1725 RPM
  • NSF Compliant (safe for food)

Product Reviews

2  Customer Review(s)
5 Star
2  (100%)
4 Star
0  (0%)
3 Star
0  (0%)
2 Star
0  (0%)
1 Star
0  (0%)

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My favorite for RO filtration. Powerful and reliable!
Reviewed by Remi  B
12/27/2022 12:20:12 PM
Nice replacement pump, fit perfectly, we are back up and running KR had the best price.
Reviewed by mark  o
6/29/2020 3:42:40 PM
Frequently Asked Questions
Question:can you please tell me manufacturer's model number on this pump - Steve (02/17/2021)
Response:Manufacturer’s model number is PA1001